Write Pulse

{
  "public": {
    "Sr25519": "0xfa823f5b350ce46a9d53f4f7d4365c0b2a20efc82c5c03394195ee166abb0137"
  },
  "pulses": [
    {
      "round": "25,603,846",
      "signature": "0x81bcbba927279964aeb738c269b4b101ea40628bdefcf328b24ef8653e8c98f360b74bc64cb158f02b0d00558e7b82fe",
      "randomness": "0x8f2a53f234d1814dd647e4f46ea1235661aeab09f8583dfba8cd02b95955c2e5"
    }
  ],
  "blockNumber": "7,421,278"
}

{
  "Sr25519": "0x42aefec54398233211aaa2f72cb8dac8b0b6422a56d30b8aeb9d3b23f416ca1d287a0209bc3bd19098d0c3f94a68cadcdf4a442c2db79fad1f6d201cdc09ec8b"
}